pkgs <-
c(
'dplyr',
'tidyr',
'datasets',
'skimr',
'summarytools',
'ggplot2',
'ggrepel',
'reshape2',
'GGally',
'plotly',
'RColorBrewer',
'pheatmap',
'purrr',
'heatmaply',
'car',
'ggalt',
'Metrics',
'patchwork',
'htmltools',
'formattable',
'DT'
)
install.packages(pkgs)1 Rstudio

Rstudio is one the most comprehensive free interactive development environments (IDE) for R.
The following reference covers he major steps to install and configure your R studio.
Major steps include:
Once you have Rstudio installed you can select Tools >> Global options and configure your preferences e.g. apperance.